[FFmpeg-user] showvolume filter memory leak

[Paul B Mahol]

On Wed, Apr 13, 2022 at 5:58 PM ramon <calanor at gmail.com> wrote:

> I'm testing the showolume filter to generate a single vumeter from an input
> stream.
> The filter works perfectly but eats memory. Approximately 500MBytes every 2
> days.
>
> Using ffmpeg version 5.0-static on GNU/Linux 4.15.0-45-generic x86_64
>
> In normal use I use an output nut format with a pipe to a vlc player. But
> with a simple output to null it also has a memory leak.
>
> My testing commandline:
>
> ffmpeg -i udp://@239.1.1.1:1234 -filter_complex
> [0:a]showvolume=r=20:ds=log:m=r:v=0:t=0:dm=2:dmc=yellow:o=h:w=320:h=8[out]
> -map [out] -map 0:a -an -c:v rawvideo -pix_fmt rgb24 -f null /dev/null
>

Small leaks (648 bytes per each init) have been fixed. Thanks for report.


>
>
> Thanks,
> Ramon
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